___harder,you could have have passed this exam.(B)

___harder,you could have have passed this exam.(B)
A.Were you worked B.Had you worked
C.if you worked D.If you have worked
请详解一下,同时翻译一下
英语人气:150 ℃时间:2019-08-20 02:35:49
优质解答
B
=if you had worked
虚拟语气,had 提到前面要倒装
过去的事情假定,所以用虚拟语气
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